package com.hqyj.springCloundTest.service.impl;

import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.hqyj.commom.vo.Result;
import com.hqyj.commom.vo.Search;
import com.hqyj.springCloundTest.dao.CityDao;
import com.hqyj.springCloundTest.service.CityService;
import com.hqyj.test.entity.City;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.*;

@Service
public class CityServiceImpl implements CityService {
    @Autowired
    private CityDao cityDao;
    @Value("${server.port}")
    private int serverPort;


    @Override
    @Transactional
    public Result<City> insertCity(City city) {
        City temp = cityDao.getCityByCityName(city.getCityName());
        if(temp != null){
            return new Result<>(Result.ResultStatus.FAILD.code, "City name is repead.");
        }
            city.setDateCreated(new Date());
            city.setDateModified(new Date());
            cityDao.insertCity(city);


            return new Result<>(Result.ResultStatus.SUCCESS.code, "Insert success.",city);

    }

    @Override
    public Result<City> updateCity(City city) {
        City temp = cityDao.getCityByCityName(city.getCityName());
        if(temp != null && !temp.getCityId().equals(city.getCityId())){
            return new Result<>(Result.ResultStatus.FAILD.code, "City name is repead.");
        }
            city.setDateModified(new Date());
            cityDao.updateCity(city);

            return new Result<>(Result.ResultStatus.SUCCESS.code, "update success .",city);


    }

    @Override
    public Result<Object> deleteCityByCityId(int cityId) {
        cityDao.deleteCityByCityId(cityId);
        return new Result<>(Result.ResultStatus.SUCCESS.code, "delete success .");
    }

    @Override
    public City getCityByCityId(int cityId) {
        System.out.println("***********" + serverPort + "#############");

        return cityDao.getCityByCityId(cityId);

            }

    @Override
    public City getCityByNames(String cityName, String localCityName) {
        return cityDao.getCityByNames(cityName,localCityName);
    }

    @Override
    public List<City> getCitiesByCountryId(int countryId) {
//        return cityDao.getCitiesByCountryId(countryId);
      return   Optional.ofNullable(cityDao.getCitiesByCountryId(countryId))
                .orElse(Collections.emptyList());
    }

    @Override
    public PageInfo<City> getCitiesBySearch(Search search) {
        //1.初始化search对象
        search.init();
        //2.开始分页
        PageHelper.startPage(search.getCurrentPage(),search.getPageSize());
        //3.返回分页对象
        return new PageInfo<>(Optional
                .ofNullable(cityDao.getCotiesBySearch(search))
                .orElse(Collections.emptyList()));
    }


}
